Box Elder
PWSID SD4600046 · Box Elder, South Dakota · serves 14,000 people · groundwater source
F
Failing
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Resolved |
| 2025-04-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Resolved |
| 2024-07-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |
| 2022-04-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |
| 2022-04-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Resolved |
| 2022-01-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Resolved |
| 2022-01-01 | Combined Radium (-226 and -228) | MCL | Yes | Resolved |